In distance, how far away is fat from the skin?
skin organ forms protective barrier against germs (and other organisms) , keeps inside of body inside body, , keeps what's outside of body outside. skin helps maintain constant body temperature. human skin 0.07 inches (2 mm) thick.
skin made of 2 layers cover third fatty layer. outer layer called epidermis; tough protective layer contains melanin (which protects against rays of sun , gives skin color). second layer (located under epidermis) called dermis; contains nerve endings, sweat glands, oil glands, , hair follicles. under these 2 skin layers fatty layer of subcutaneous tissue (the word subcutaneous means "under skin").
extract - http://www.enchantedlearning.com/subject...
see diagram @ page.
see information , diagram @ - http://www.mydr.com.au/skin-hair/skin-bi...
for science project
Science & Mathematics Geography Next
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